i have Finger Print Module Serial UART "CAMA-SM12"and i can'nt turn on it on arduino megaand i try this code and nothing happenand this is the link of finger printhttp://ram-e-shop.com/oscmax/catalog/product_info.php?products_id=2248

/***************************************************This is an example sketch for our optical Fingerprint sensor

Designed specifically to work with the Adafruit BMP085 Breakout----> http://www.adafruit.com/products/751

These displays use TTL Serial to communicate, 2 pins are required tointerfaceAdafruit invests time and resources providing this open source code,please support Adafruit and open-source hardware by purchasingproducts from Adafruit!

Written by Limor Fried/Ladyada for Adafruit Industries.BSD license, all text above must be included in any redistribution****************************************************/